Q:
I want to know about:
1. The key features of the Chandra X-ray Observatory?
2. Functions of the instruments on the Chandra X-ray
Observatory?
3. Discoveries made or information gathered by the astronomers
using the Chandra X-ray Observatory?

A:
The most comprehensive and up-to-date information about the
Chandra mission is available through the Chandra web site (and
linked sites) which you have accessed at chandra.harvard.edu.
Check the "About the Chandra" section at http://chandra.harvard.edu/about/index.html
for information on the observatory, including key features &
instrument functions. The photo album has the most recent
science images & discoveries at http://chandra.harvard.edu/photo/index.html